Risk behavior or exposures reported two to six weeks before the onset of symptoms or documented seroconversion. Cases where risk data was missing is not shown. * Cases with more than one type of contact reported were categorized according to a hierarchy: 1) sexual contact; 2) household contact (nonsexual); and 3) other contact with hepatitis A case. ** A total of 1,034 hepatitis A cases were reported among males in 2023.
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Hepatitis A cases in the U.S. 2023, by identified risk factor
In 2023, around 70 cases of viral hepatitis A were confirmed to be a result of injection drug use, making it the second biggest identified risk behavior in contracting hepatitis A, behind international travel. In recent years, the United States has recorded an increase in the rate of hepatitis A infections.
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CDC. (April 15, 2025). Number viral hepatitis A cases in the United States in 2023, by identified risk behavior or exposure [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved July 18, 2026, from /statistics/1370431/hepatitis-a-cases-by-risk-factor-us/
CDC. "Number viral hepatitis A cases in the United States in 2023, by identified risk behavior or exposure." Chart. April 15, 2025. ÌÇÐÄÆÆ½â°æ. Accessed July 18, 2026. /statistics/1370431/hepatitis-a-cases-by-risk-factor-us/
CDC. (2025). Number viral hepatitis A cases in the United States in 2023, by identified risk behavior or exposure. ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: July 18, 2026. /statistics/1370431/hepatitis-a-cases-by-risk-factor-us/
CDC. "Number Viral Hepatitis A Cases in The United States in 2023, by Identified Risk Behavior or Exposure." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 15 Apr 2025, /statistics/1370431/hepatitis-a-cases-by-risk-factor-us/
CDC, Number viral hepatitis A cases in the United States in 2023, by identified risk behavior or exposure ÌÇÐÄÆÆ½â°æ, /statistics/1370431/hepatitis-a-cases-by-risk-factor-us/ (last visited July 18, 2026)
Number viral hepatitis A cases in the United States in 2023, by identified risk behavior or exposure [Graph], CDC, April 15, 2025. [Online]. Available: /statistics/1370431/hepatitis-a-cases-by-risk-factor-us/